Subaru IMPREZA GD 2007 Series Manual page 1903

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Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
AZ:DTC P0336 CRANKSHAFT POSITION SENSOR "A" CIRCUIT RANGE/PER-
FORMANCE
1. OUTLINE OF DIAGNOSIS
Detect for faults in crankshaft position sensor output properties.
Judge as NG when there is a problem in the number of crankshaft signals for every revolution.
2. COMPONENT DESCRIPTION
(A)
(B)
#1BTDC10 CA
(C)
10 CA
(A) Camshaft signal (RH)
(2)
(1) Crankshaft position sensor
50 CA
50 CA
#3BTDC10 CA #2BTDC10 CA
30 CA 30 CA
(B) Camshaft signal (LH)
(1)
(2) Crank sprocket
GD(H4DOTC)-112
50 CA
50 CA
#4BTDC10 CA
Number of crankshaft signal = 30 is normal.
(C) Crankshaft signal
(3)
(3) Crankshaft half-turn
50 CA
50 CA
#1BTDC10 CA
EN-05545
EN-05539